Nozzle chamber having reinforced paddle
AssigneeSilverbrook Research Pty Ltd
InventorKia Silverbrook
Life of this patent
Estimating the term…
Abstract
A liquid ejection device including a number of nozzle chambers, each chamber having a nozzle and a paddle situated within the chamber. The paddle includes a plunger surface opposite the nozzle that moves towards the nozzle to eject ink. The paddle further includes a stiffening structure at our adjacent the plunger surface for reducing operational flexure of the plunger surface.
Claims6
A liquid ejection device comprising a plurality of nozzle chambers, each chamber having a nozzle and a paddle situated within the chamber, wherein the paddle includes a first part defining a plunger surface opposite the nozzle, the plunger surface being movable toward the nozzle to eject ink from within the chamber through the nozzle, the paddle further including an elongate second part constituting a stiffening structure at or adjacent the plunger surface for reducing operational flexure of the plunger surface.
Dependencies are inferred from the claim text.